281639160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 256

約数和(自身を含む): 1037491200

約数和(自身を除く): 755852040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 151, 157, 165, 180, 198, 216, 220, 264, 270, 297, 302, 314, 330, 360, 396, 440, 453, 471, 495, 540, 594, 604, 628, 660, 755, 785, 792, 906, 942, 990, 1080, 1188, 1208, 1256, 1320, 1359, 1413, 1485, 1510, 1570, 1661, 1727, 1812, 1884, 1980, 2265, 2355, 2376, 2718, 2826, 2970, 3020, 3140, 3322, 3454, 3624, 3768, 3960, 4077, 4239, 4530, 4710, 4983, 5181, 5436, 5652, 5940, 6040, 6280, 6644, 6795, 6908, 7065, 8154, 8305, 8478, 8635, 9060, 9420, 9966, 10362, 10872, 11304, 11880, 13288, 13590, 13816, 14130, 14949, 15543, 16308, 16610, 16956, 17270, 18120, 18840, 19932, 20385, 20724, 21195, 23707, 24915, 25905, 27180, 28260, 29898, 31086, 32616, 33220, 33912, 34540, 39864, 40770, 41448, 42390, 44847, 46629, 47414, 49830, 51810, 54360, 56520, 59796, 62172, 66440, 69080, 71121, 74745, 77715, 81540, 84780, 89694, 93258, 94828, 99660, 103620, 118535, 119592, 124344, 142242, 149490, 155430, 163080, 169560, 179388, 186516, 189656, 199320, 207240, 213363, 224235, 233145, 237070, 260777, 284484, 298980, 310860, 355605, 358776, 373032, 426726, 448470, 466290, 474140, 521554, 568968, 597960, 621720, 640089, 711210, 782331, 853452, 896940, 932580, 948280, 1043108, 1066815, 1280178, 1303885, 1422420, 1564662, 1706904, 1793880, 1865160, 2086216, 2133630, 2346993, 2560356, 2607770, 2844840, 3129324, 3200445, 3911655, 4267260, 4693986, 5120712, 5215540, 6258648, 6400890, 7040979, 7823310, 8534520, 9387972, 10431080, 11734965, 12801780, 14081958, 15646620, 18775944, 23469930, 25603560, 28163916, 31293240, 35204895, 46939860, 56327832, 70409790, 93879720, 140819580, 281639160]

約数ペア:

[(1, 281639160), (2, 140819580), (3, 93879720), (4, 70409790), (5, 56327832), (6, 46939860), (8, 35204895), (9, 31293240), (10, 28163916), (11, 25603560), (12, 23469930), (15, 18775944), (18, 15646620), (20, 14081958), (22, 12801780), (24, 11734965), (27, 10431080), (30, 9387972), (33, 8534520), (36, 7823310), (40, 7040979), (44, 6400890), (45, 6258648), (54, 5215540), (55, 5120712), (60, 4693986), (66, 4267260), (72, 3911655), (88, 3200445), (90, 3129324), (99, 2844840), (108, 2607770), (110, 2560356), (120, 2346993), (132, 2133630), (135, 2086216), (151, 1865160), (157, 1793880), (165, 1706904), (180, 1564662), (198, 1422420), (216, 1303885), (220, 1280178), (264, 1066815), (270, 1043108), (297, 948280), (302, 932580), (314, 896940), (330, 853452), (360, 782331), (396, 711210), (440, 640089), (453, 621720), (471, 597960), (495, 568968), (540, 521554), (594, 474140), (604, 466290), (628, 448470), (660, 426726), (755, 373032), (785, 358776), (792, 355605), (906, 310860), (942, 298980), (990, 284484), (1080, 260777), (1188, 237070), (1208, 233145), (1256, 224235), (1320, 213363), (1359, 207240), (1413, 199320), (1485, 189656), (1510, 186516), (1570, 179388), (1661, 169560), (1727, 163080), (1812, 155430), (1884, 149490), (1980, 142242), (2265, 124344), (2355, 119592), (2376, 118535), (2718, 103620), (2826, 99660), (2970, 94828), (3020, 93258), (3140, 89694), (3322, 84780), (3454, 81540), (3624, 77715), (3768, 74745), (3960, 71121), (4077, 69080), (4239, 66440), (4530, 62172), (4710, 59796), (4983, 56520), (5181, 54360), (5436, 51810), (5652, 49830), (5940, 47414), (6040, 46629), (6280, 44847), (6644, 42390), (6795, 41448), (6908, 40770), (7065, 39864), (8154, 34540), (8305, 33912), (8478, 33220), (8635, 32616), (9060, 31086), (9420, 29898), (9966, 28260), (10362, 27180), (10872, 25905), (11304, 24915), (11880, 23707), (13288, 21195), (13590, 20724), (13816, 20385), (14130, 19932), (14949, 18840), (15543, 18120), (16308, 17270), (16610, 16956)]